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Anthony Wright, 45, was acquitted of the 1993 murder of Louise Talley, 77, and released from prison Tuesday evening. Wright’s new trial was granted because of DNA evidence testing. (Kimberly Paynter/WHYY)This article is more than 3 years old.

With the help of the Innocence Project, a Philadelphia man has been released from prison after more than two decades behind bars for crimes he says he didn't commit.

Anthony Wright's exoneration has cast doubt on a number of other cases that advocates say may involve inmates who were wrongfully convicted.